package com.gdou.tlias.mapper;

import com.gdou.tlias.pojo.Emp;
import org.apache.ibatis.annotations.Delete;
import org.apache.ibatis.annotations.Insert;
import org.apache.ibatis.annotations.Mapper;
import org.apache.ibatis.annotations.Select;

import java.time.LocalDate;
import java.util.List;

@Mapper
public interface EmpMapper {

    /**
     * 查询总记录数
     * @return
     */

    public Long count(String name, Short gender, LocalDate begin,LocalDate end);

    /**
     * 分页查询获取数据
     * @param start
     * @param pageSize
     * @return
     */

    public List<Emp> page(Integer start, Integer pageSize, String name, Short gender, LocalDate begin,LocalDate end);

    /**
     * 批量删除
     * @param ids
     */
    void delete(List<Integer> ids);

    /**
     * 添加员工信息
     * @param emp
     */
    @Insert("insert into emp(username,name,gender,image,job,entrydate,dept_Id,create_Time,update_Time)" +
            " values (#{username},#{name},#{gender},#{image},#{job},#{entrydate},#{deptId},#{createTime},#{updateTime})")
    void insert(Emp emp);

    /**
     * 根据id获取员工信息
     * @param id
     * @return
     */
    @Select("select * from emp where id=#{id};")
    Emp getByid(Integer id);

    /**
     * 根据id更新员工信息
     * @param emp
     */
    void update(Emp emp);

    /**
     * 登录
     * @param emp
     * @return
     */
    @Select("select * from emp where username=#{username} and password=#{password};")
    Emp getByUsernameAndPassword(Emp emp);

    /**
     * 根据部门的id来删除部门下的员工
     * @param id
     */
    @Delete("delete from emp where dept_id=#{id}")
    void deleteByDeptId(Integer id);
}
